/* File: css/navbar.css */
body, html {
    margin: 0;
    padding: 0;
    height: 100%;
}
iframe {
    width: 100%;
    height: calc(100% - 50px); /* 50px is the height of the navbar */
    border: none;
}
nav {
    background-color: #333;
    overflow: hidden;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

nav ul li {
    float: left;
}

nav ul li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

nav ul li a:hover {
    background-color: #111;
}